Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (58,968)	$ (4,056)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	760	54
Share-based compensation	12,982	211
Gain (loss) on warrant remeasurement	(4,026)	303
Provision for contract losses, net	33,766	0
Deferred income taxes	(611)	0
Non-cash operating lease expense	428	51
Other non-cash operating activities	101	34
Changes in assets and liabilities:
Receivables	(9,693)	(37)
Prepaid and other current assets	(3,802)	(201)
Other long-term assets	(575)	0
Trade payables	154	275
Accrued expenses and other current liabilities	302	278
Contract liabilities	6,811	2,514
Operating lease liabilities	(317)	(51)
Other long-term liabilities	15	0
Net cash used in operating activities	(22,673)	(625)
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(1,360)	(162)
Purchases of available-for-sale investments	(122,468)	(27,634)
Maturities of available-for-sale investments	21,100	0
Net cash used in investing activities	(102,728)	(27,796)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from SAFE instruments, net of issuance costs of $18.2 thousand	0	73,173
Transaction costs paid related to the Business Combination with Athena	(1,274)	0
Repayments on Paycheck Protection Program loan	0	(411)
Proceeds from exercise of stock options	209	214
Proceeds from exercise of common stock warrants	0	30
Net cash provided by financing activities	(1,065)	73,006
(DECREASE) INCREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	(126,466)	44,585
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, BEGINNING OF THE YEAR	191,581	18,334
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, END OF THE YEAR	$ 65,115	$ 62,919